Investor Relations

Sigma Labs Inc. (NASDAQ:SASI), operating as Sigma Additive Solutions, is a leading provider of in-process quality assurance (IPQA™) software to the additive manufacturing industry. Sigma specializes in the development and commercialization of real-time monitoring and analytics solutions known as PrintRite3D® for 3D metal and polymer advanced manufacturing technologies. PrintRite3D detects and classifies defects and anomalies real-time during the manufacturing process, enabling significant cost-savings and production efficiencies. Sigma believes its software product will be a major catalyst for the acceleration and adoption of industrial 3D printing. For more information, please visit www.sigmaadditive.com.

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Sigma Additive Solutions
3900 Paseo del Sol
Santa Fe, NM 87507